Base | Representation |
---|---|
bin | 10001101000110111111… |
… | …111010001010001111000 |
3 | 11021212200201211111112211 |
4 | 101220313333101101320 |
5 | 124324410222011300 |
6 | 2324501300344504 |
7 | 153400315640206 |
oct | 21506777212170 |
9 | 4255621744484 |
10 | 1212120110200 |
11 | 42806a22529a |
12 | 176b006a5134 |
13 | 8a3c15b464c |
14 | 4294a090076 |
15 | 217e3c844ba |
hex | 11a37fd1478 |
1212120110200 has 48 divisors (see below), whose sum is σ = 2818667763360. Its totient is φ = 484764000000.
The previous prime is 1212120110189. The next prime is 1212120110261. The reversal of 1212120110200 is 20110212121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637825 + ... + 1682575.
It is an arithmetic number, because the mean of its divisors is an integer number (58722245070).
Almost surely, 21212120110200 is an apocalyptic number.
1212120110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1212120110200 is an abundant number, since it is smaller than the sum of its proper divisors (1606547653160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212120110200 is a wasteful number, since it uses less digits than its factorization.
1212120110200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1050568 (or 1050559 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1212120110200 its reverse (20110212121), we get a palindrome (1232230322321).
The spelling of 1212120110200 in words is "one trillion, two hundred twelve billion, one hundred twenty million, one hundred ten thousand, two hundred".
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